// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.firebase.messaging;

import static org.junit.Assert.assertThrows;

import android.content.Intent;
import android.os.Process;
import com.google.android.gms.tasks.Tasks;
import com.google.firebase.messaging.WithinAppServiceConnection.BindRequest;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.shadows.ShadowBinder;

@RunWith(RobolectricTestRunner.class)
public class WithinAppServiceBinderRoboTest {

  private final WithinAppServiceBinder binder =
      new WithinAppServiceBinder(/* intentHandler= */ intent -> Tasks.forResult(null /* Void */));

  @Test
  public void testBindingFromOtherAppUidBlocked() throws Exception {
    ShadowBinder.setCallingUid(Process.myUid() + 1);

    assertThrows(SecurityException.class, () -> binder.send(new BindRequest(new Intent())));
  }

  @Test
  public void testBindingFromCurrentAppUidAllowed() throws Exception {
    ShadowBinder.setCallingUid(Process.myUid());

    binder.send(new BindRequest(new Intent())); // shouldn't throw
  }
}
